Glassware forming apparatus with blow mold spray means
AssigneeEmhart Industries, Inc.
InventorFrancis A. Dahms
Life of this patent
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Abstract
In a glass ware forming apparatus including a blank mold, a split blow mold, a bottom plate, and a neck ring assembly, the inclusion of a nozzle assembly mounted on the blank mold supporting structure and oriented to spray lubricant onto the inner walls of the open blow mold and further nozzle means mounted to spray lubricant onto the inner surface of the bottom plate prior to the closing of the blow mold about a parison for blow forming the parison into a finished form.
Claims4
In a glassware forming apparatus having a neck ring arm, at least one neck ring assembly mounted on said arm, a blank mold arm having at least one blank mold mounted thereon, means for moving said blank mold arm between a first position wherein said blank mold is in a position mating with said neck ring assembly for the formation of a parison, and a second position wherein said blank mold is down and swung away from the axis of the neck ring assembly, at least one split blow mold mounted beneath said neck ring arm, said split blow mold having blow mold segments pivotable toward and away from each other, the improvement comprising nozzle means mounted on said blank mold arm for directing a spray of lubricant to said blow mold segments when they are positioned away from each other, and means providing a supply of lubricant to said nozzle means when said blank mold arm is in said first positions, the opening of said blank mold being above the spray of lubricant.
Dependencies are inferred from the claim text.